samantapr015 samantapr015
  • 18-09-2020
  • Mathematics
contestada

the square of a number decreased by 7 is equal to 48 what is that number?

Respuesta :

Nitinrameshh Nitinrameshh
  • 19-09-2020

Answer:

about 7.42

Step-by-step explanation:

Let us make x the number

Make an equation: [tex]x^{2} -7=48[/tex]

Now let us solve the equation:

[tex]x^{2} =48+7[/tex]

[tex]x^{2} =55[/tex]

[tex]x=\sqrt{55}[/tex]

If you use a caluclator you will get an answer of x≈7.42

Hope this helps!

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